APA引文

Bono, E. d. (1979). Future positive: A book for the energetic eighties. London: Penguin Books.

Trích dẫn kiểu Chicago

Bono, Edward de. Future Positive: A Book for the Energetic Eighties. London: Penguin Books, 1979.

MLA引文

Bono, Edward de. Future Positive: A Book for the Energetic Eighties. London: Penguin Books, 1979.

警告：这些引文格式不一定是100％准确.